Tekkit classic keeps crashing

[st3v3n@sentry]

When I try to get on, the Mojang screen pops up and then i get an error message that says:

 

43 mods loaded
Optifine OptiFine_1.2.5_HD_S_C6
Minecraft Forge 3.3.8.164
FML v2.2.106.176
Forge Mod Loader version 2.2.106.176 for Minecraft 1.2.5
    mod_MinecraftForge : Initialized (modpack.jar)
    mod_CodeChickenCore : Initialized (modpack.jar)
    mod_NotEnoughItems : Initialized (modpack.jar)
    mod_ReiMinimap : Initialized ([1.2.5]ReiMinimap_v3.2_04.zip)
    mod_IC2AdvancedMachines : Initialized (AdvancedMachines_4.0_client.zip)
    mod_BuildCraftCore : Initialized (buildcraft-client-A-core-2.2.14.zip)
    mod_BuildCraftBuilders : Initialized (buildcraft-client-B-builders-2.2.14.zip)
    mod_BuildCraftEnergy : Initialized (buildcraft-client-B-energy-2.2.14.zip)
    mod_BuildCraftFactory : Initialized (buildcraft-client-B-factory-2.2.14.zip)
    mod_BuildCraftTransport : Initialized (buildcraft-client-B-transport-2.2.14.zip)
    mod_AdditionalPipes : Initialized (buildcraft-client-DA-additionalpipes-2.1.3.zip)
    mod_ccSensors : Initialized (ccSensors-client-MC125-B017pr1.zip)
    mod_CCTurtle : Initialized (ComputerCraft)
    mod_ComputerCraft : Initialized (ComputerCraft)
    mod_CCTurtle : Loaded (ComputerCraft1.41.zip)
    mod_ComputerCraft : Loaded (ComputerCraft1.41.zip)
    mod_EE : Loaded (EE2ClientV1.4.6.5.jar)
    mod_EnderStorage : Loaded (EnderStorage-Client 1.1.3.zip)
    mod_IC2NuclearControl : Loaded (IC2NuclearControl_client_v1.1.10b.zip)
    mod_ImmibisCore : Loaded (immibis-core_49.1.1_for_1.2.5-client.jar)
    mod_IC2 : Loaded (industrialcraft-2-client_1.103.jar)
    mod_InvTweaks : Loaded (InvTweaks-1.41b-1.2.4.zip)
    mod_MAtmos_forModLoader : Loaded (MAtmos_packaged.zip)
    mod_ModularForceFieldSystem : Loaded (mffs_rev7_for_1.2.5-client.zip)
    mod_IC2_ChargingBench : Loaded (mod_chargingbench-client-1.95b-1.2.5-r1.zip)
    mod_CompactSolars : Loaded (mod_compactsolars-client-2.3.2.10.zip)
    mod_IronChest : Loaded (mod_ironchests-client-3.8.0.40.zip)
    mod_NetherOres : Loaded (NetherOres_Client_1.2.1.zip)
    mod_PowerConverters : Loaded (PowerConverters_Client_1.3.4.zip)
    mod_Railcraft : Loaded (Railcraft_Client_5.4.7b.zip)
    mod_RedPowerControl : Loaded (RedPowerControl-2.0pr5b2.zip)
    mod_RedPowerCore : Loaded (RedPowerCore-2.0pr5b2.zip)
    mod_RedPowerLighting : Loaded (RedPowerLighting-2.0pr5b2.zip)
    mod_RedPowerLogic : Loaded (RedPowerLogic-2.0pr5b2.zip)
    mod_RedPowerMachine : Loaded (RedPowerMachine-2.0pr5b2.zip)
    mod_RedPowerWiring : Loaded (RedPowerWiring-2.0pr5b2.zip)
    mod_RedPowerWorld : Loaded (RedPowerWorld-2.0pr5b2.zip)
    mod_TubeStuff : Loaded (tubestuff_49.1.2_for_1.2.5-client.jar)
    mod_WeaponMod : Loaded (WeaponMod.zip)
    mod_WirelessRedstoneAddons : Loaded (WR-CBE Addons-Client 1.2.2.3.zip)
    mod_WirelessRedstoneCore : Loaded (WR-CBE Core-Client 1.2.2.3.zip)
    mod_WirelessRedstoneRedPower : Loaded (WR-CBE RedPower-Client 1.2.2.1.zip)
    mod_ImmiChunkLoaders : Loaded (zdimensional-anchor_rev3.2_for_1.2.5-client.jar)

      Minecraft has crashed!      
      ----------------------      

Minecraft has stopped running because it encountered a problem.

 

--- BEGIN ERROR REPORT 7dfb87b2 --------
Generated 3/22/15 8:40 AM

Minecraft: Minecraft 1.2.5
OS: Windows 7 (x86) version 6.1
Java: 1.8.0_40, Oracle Corporation
VM: Java HotSpot Client VM (mixed mode), Oracle Corporation
LWJGL: 2.9.0
OpenGL: Intel® HD Graphics version 2.1.0 - Build 8.15.10.2555, Intel

java.lang.NullPointerException
    at cpw.mods.fml.common.modloader.ModLoaderModContainer.init(ModLoaderModContainer.java:356)
    at cpw.mods.fml.common.Loader.modInit(Loader.java:273)
    at cpw.mods.fml.common.Loader.initializeMods(Loader.java:628)
    at cpw.mods.fml.client.FMLClientHandler.onLoadComplete(FMLClientHandler.java:223)
    at net.minecraft.client.Minecraft.a(Minecraft.java:429)
    at net.minecraft.client.Minecraft.run(Minecraft.java:738)
    at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT c1d7c2cb ----------

 

I don't know what to do, I really need help.